Cesar Serna former 3dogmedia employee has started his own company Soxialize and has come out of the gate swinging with 2 great products.
Tweet Pro is an interesting application for power twitter users who want to manage multiple twitter profiles, do very advanced searches and other things.
To learn more about Tweet Pro check here.
WpBayAds is an eBay affilaite plugin for WordPress. Its incredibly customizeable allowing you to edit the way listings/images/pricing is displayed and even the ability to nofollow links very easily from the wp-admin interface.
Both of these plugins are high quality and ready for commercial use and come with a small price.
Speaking of price Soxialize has its own affiliate program which pays 30% per sale and has an initial $20 signup bonus for new users.
Cesar is a great developer and I think we will see a lot of products coming from Soxialize